If we have a strong will we can overcome any difficulty it is.A. whatB. howC. whateverD.

问题补充：

If we have a strong will, we can overcome any difficulty it is.

A. what

B. how

C. whatever

D. however

答案：

A. what

B. how

(答案→)C. whatever

D. however

解析：考查whatever引导的让步状语从句，whatever=no matter what可以引导让步状语从句，后面接名词，however也可以引导让步状语从句，但后面接的是形容词或副词，句意：如果我们有坚强的意志力，不管是什么困难，我们都可以克服选C。